DC DC Switching Controllers：
| Compare | Mfr Part # | Quantity Available | Series | Package | Product Status | Output Type | Function | Output Configuration | Topology | Number of Outputs | Output Phases | Voltage - Supply (Vcc/Vdd) | Frequency - Switching | Duty Cycle (Max) | Synchronous Rectifier | Clock Sync | Serial Interfaces | Control Features | Operating Temperature | Mounting Type | Package / Case | Supplier Device Package | |||||||||||||||||||||||
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1577 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4.5V ~ 150V |
50kHz ~ 850kHz |
100% |
Yes |
Yes |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
20-TSSOP (0.173", 4.40mm Width), 16 Leads, Exposed Pad |
20-TSSOP-EP |
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3040 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 60V |
105kHz ~ 835kHz, 350kHz ~ 535kHz |
99% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
32-WFQFN Exposed Pad |
32-QFN (5x5) |
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1339 |
- |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive or Negative |
Boost, Flyback, SEPIC |
1 |
1 |
2.5V ~ 36V |
50kHz ~ 1MHz |
92% |
No |
Yes |
- |
Enable, Frequency Control |
-40°C ~ 125°C (TJ) |
Surface Mount |
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
10-MSOP |
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1246 |
- |
Tube |
Active |
Transistor Driver |
Step-Down, Step-Up/Step-Down |
Positive or Negative |
Buck, Buck-Boost |
1 |
1 |
4V ~ 36V |
- |
- |
Yes |
Yes |
- |
Enable, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
16-SSOP (0.154", 3.90mm Width) |
16-SSOP |
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7638 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive |
Buck-Boost |
2 |
2 |
2.8V ~ 80V |
100kHz ~ 400kHz |
- |
Yes |
Yes |
- |
Enable, Frequency Control, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad |
38-TSSOP-EP |
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|
2902 |
PolyPhase? |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 38V |
250kHz ~ 770kHz |
95% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking |
-40°C ~ 85°C (TA) |
Surface Mount |
40-WFQFN Exposed Pad |
40-QFN (6x6) |
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|
1494 |
- |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
2 |
2 |
5.5V ~ 36V |
75kHz ~ 500kHz |
96% |
No |
Yes |
- |
Enable, Frequency Control, Phase Control, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
24-WQFN Exposed Pad |
24-QFN (5x5) |
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1484 |
- |
Tube |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive, Isolation Capable |
Forward Converter |
1 |
1 |
6.5V ~ 100V |
100kHz ~ 500kHz |
95% |
Yes |
Yes |
- |
Enable, Frequency Control, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad |
38-TSSOP-EP |
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1436 |
- |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
2 |
2 |
5.5V ~ 36V |
75kHz ~ 500kHz |
96% |
No |
Yes |
- |
Enable, Frequency Control, Phase Control, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
24-TSSOP (0.173", 4.40mm Width) Exposed Pad |
24-TSSOP |
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3035 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4V ~ 60V |
320kHz ~ 2.25MHz |
98% |
No |
No |
- |
Current Limit, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
20-WFQFN Exposed Pad |
20-QFN (3x4) |
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|
2269 |
PolyPhase? |
Tube |
Active |
Transistor Driver |
Step-Up |
Positive |
Boost |
2 |
2 |
4.5V ~ 38V |
105kHz ~ 760kHz |
96% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
28-SSOP (0.154", 3.90mm Width) |
28-SSOP |
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|
2089 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
3 |
3 |
4.5V ~ 24V |
250kHz ~ 750kHz |
98% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
40-WFQFN Exposed Pad |
40-QFN (6x6) |
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1631 |
- |
Tube |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive or Negative |
Flyback |
1 |
1 |
4.5V ~ 80V |
100kHz ~ 750kHz |
- |
No |
Yes |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
20-TSSOP (0.173", 4.40mm Width) Exposed Pad |
20-TSSOP-EP |
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3134 |
- |
Tube |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive or Negative, Isolation Capable |
Flyback |
1 |
1 |
4.1V ~ 20V |
90kHz ~ 115kHz |
90% |
No |
No |
- |
Enable, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
16-SSOP (0.154", 3.90mm Width) |
16-SSOP |
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4274 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
3 |
3 |
3.3V ~ 36V |
220kHz ~ 560kHz |
98.5% |
Yes |
No |
- |
Enable, Power Good, Tracking |
-40°C ~ 85°C (TA) |
Surface Mount |
38-WFQFN Exposed Pad |
38-QFN (5x7) |
